--- zzzz-none-000/linux-3.10.107/arch/c6x/platforms/cache.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/c6x/platforms/cache.c	2021-02-04 17:41:59.000000000 +0000
@@ -350,6 +350,7 @@
 			      (unsigned int *) end,
 			      IMCR_L1PIBAR, IMCR_L1PIWC);
 }
+EXPORT_SYMBOL(L1P_cache_block_invalidate);
 
 void L1D_cache_block_invalidate(unsigned int start, unsigned int end)
 {
@@ -371,6 +372,7 @@
 			      (unsigned int *) end,
 			      IMCR_L1DWBAR, IMCR_L1DWWC);
 }
+EXPORT_SYMBOL(L1D_cache_block_writeback);
 
 /*
  *  L2 block operations